Frances Cavendish 
Frances was born on June 18th, 1548 in London, England. Frances' father was William Cavendish and her mother is Elizabeth Hardwick. She had two brothers and two sisters, named William, Charles, Elizabeth and Mary. She was the oldest of the five children. She died at the age of 84 in January 1633.General Notes
SOURCES: LDS FHL Ancestal File # B3JJ-Q6 (familysearch.org)
"Ancestors/Descendants of Royal Lines" (Contributors: Manuel Abranches de Soveral, Reynaud de Paysac, F.L. Jacquier <Genealogy of Lewis Carroll, Justin Swanstrom, The Royal Families of England Scotland & Wales by Burkes Peerage; Debrett's Peerage & Baronage; Table of descendants French Canadian Genealogical Society; Families of Monfort-sur-Risle & Bertrand de Bricquebec; The Dukes of Normandy, XXXXI, Paul Leportier, Claude Barret>, H.R. Moser <Burke Peerage>, L. Orlandini, O.Guionneau, L.B. de Rouge, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842>, L. Gustavsson, C. Cheneaux, E. Lodge, S. Bontron <Brian Tompsett>, R. Dewkinandan, H. de la Villarmois, C. Donadello; Scevole de Livonniere, H. de la Villarmois, I. Flatmoen)... http://geneastar.org.
"Ancestors/Descendants of William Herbert" http://geneastar.org.
Frances and Henry were married in a religious ceremony in 1562 in Holme Pierrepont, Nottinghamshire, England. They had a son and a daughter, named Robert and Grace.
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Children
Grace Pierrepont
Grace was born about 1575 in Holme Pierrepont, Nottingthamshire, England. She died in 1650.
Robert Pierrepont
Robert was born on August 6th, 1584 in Holme Pierrepont, Nottingthamshire, England. He died at the age of 58 on July 25th, 1643 in Gainsborough, Lincolnshire, England. He was buried in Holme Pierrepont, Nottingthamshire, England.